Amardeep specializes in producing high-quality AISI 4140 round bars, employing precise metallurgical practices
and utilizing a state-of-the-art manufacturing process to ensure the reliability, efficiency, and performance
of our offered bars. Our primary goal is to create top-notch products that adhere to the highest standards of
quality.
As a leading supplier of industrial round bars, we offer a diverse range of products in various standards,
specifications, designations, and custom dimensions. Our manufacturing unit is equipped with advanced machines
that contribute to the consistent properties of our specialized round bars.
We adhere to industrial design codes throughout the production and finishing processes, ensuring that our products meet the required standards. Our round bars are widely used by customers for demanding and critical applications, especially those involving high pressure and exceptionally stringent requirements. Amardeep is committed to providing tailored solutions that precisely meet the unique requirements of our customers.
| Property | Value | Unit |
| AISI/SAE/UNS Designation | 4330V MOD / J24045 | - |
| Material Description | Chromium nickel molybdenum vanadium modified alloy steel | - |
| Product Form | Round bars | - |
| Size Range | 1" - 8-1/2" | Diameter |
| Condition | Normalized & Tempered | - |
| Specifications | AMS 2300 / 6411, BMS 7-122, P&W FC-17F, P&W FC-23D | - |
| Brinell Hardness (BHN) Max | 269 | - |
| Relative Machinability | 57% (based on AISI 1212 as 100%) | - |
| Grade | C | Si | Mn | P | S | Cr | Ni | Mo | V |
| 4330V | 0.28-0.33 | 0.15-0.35 | 0.75-1.0 | ≤0.025 | ≤0.015 | 0.75-1.0 | 1.65-2.00 | 0.35-0.50 | 0.05-0.10 |
| Level | Tensile Strength | Yield Strength | Elongation | Reduction of Area | Impact Charpy-V,+23℃ | Impact Charpy-V,-20℃ | Hardness,HRC |
| 135KSI | ≥1000Mpa | ≥931Mpa | ≥14% | ≥50% | ≥65 | ≥50 | 30-36HRC |
| 150KSI | ≥1104Mpa | ≥1035Mpa | ≥14% | ≥45% | ≥54 | ≥54 | 34-40HRC |
| 155KSI | ≥1138Mpa | ≥1069Mpa | ≥14% | ≥45% | ≥54 | ≥27 | 34-40HRC |
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